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2026-07-13 12:40:42 +08:00

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Python

# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License
import unittest
from paddle.distributed.auto_parallel.static.process_mesh_v2 import (
ProcessMesh,
compute_compatible_process_mesh,
merge_process_mesh,
)
class TestProcessMesh(unittest.TestCase):
def test_process_mesh(self):
mesh = [[0, 1, 2], [3, 4, 5]]
mesh2 = [[0, 1], [2, 3]]
process_mesh = ProcessMesh(mesh, dim_names=["x", "y"])
process_mesh2 = ProcessMesh(mesh2)
self.assertEqual(process_mesh.shape, [2, 3])
self.assertEqual(process_mesh.process_ids, [0, 1, 2, 3, 4, 5])
self.assertEqual(process_mesh.dim_names, ["x", "y"])
self.assertEqual(process_mesh.size, 6)
self.assertEqual(process_mesh.ndim, 2)
self.assertEqual(process_mesh.dim_size(0), 2)
self.assertEqual(process_mesh.dim_size(-1), 3)
self.assertEqual(process_mesh.dim_size("x"), 2)
self.assertEqual(process_mesh.dim_size("y"), 3)
self.assertEqual(process_mesh.empty(), False)
self.assertEqual(process_mesh.contains(0), True)
self.assertEqual(process_mesh.contains(6), False)
self.assertEqual(process_mesh, process_mesh)
self.assertNotEqual(process_mesh, process_mesh2)
self.assertEqual(str(process_mesh), str(process_mesh))
def test_compute_compatible_process_mesh(self):
process_mesh1 = ProcessMesh(
[[0, 1, 2], [3, 4, 5]], dim_names=["x", "y"]
)
compatible_process_mesh = compute_compatible_process_mesh(
[process_mesh1, None]
)
self.assertEqual(compatible_process_mesh, process_mesh1)
compatible_process_mesh = compute_compatible_process_mesh(
[None, process_mesh1]
)
self.assertEqual(compatible_process_mesh, process_mesh1)
process_mesh2 = ProcessMesh([[0, 1, 2], [3, 4, 5]])
compatible_process_mesh = compute_compatible_process_mesh(
[process_mesh1, process_mesh2]
)
self.assertEqual(compatible_process_mesh, process_mesh1)
self.assertEqual(compatible_process_mesh, process_mesh2)
process_mesh2 = ProcessMesh([[0, 1, 2, 3, 4, 5]])
compatible_process_mesh = compute_compatible_process_mesh(
[process_mesh1, process_mesh2]
)
self.assertEqual(compatible_process_mesh, process_mesh1)
process_mesh2 = ProcessMesh([[0, 1, 2]])
compatible_process_mesh = compute_compatible_process_mesh(
[process_mesh1, process_mesh2]
)
self.assertEqual(compatible_process_mesh, process_mesh1)
def test_merge_process_mesh(self):
process_mesh1 = ProcessMesh(
[[0, 1, 2], [3, 4, 5]], dim_names=["x", "y"]
)
merged_process_mesh = merge_process_mesh([process_mesh1, None])
self.assertEqual(merged_process_mesh, ProcessMesh([0, 1, 2, 3, 4, 5]))
merged_process_mesh = merge_process_mesh([None, process_mesh1])
self.assertEqual(merged_process_mesh, ProcessMesh([0, 1, 2, 3, 4, 5]))
process_mesh2 = ProcessMesh([[0, 1, 2], [3, 4, 5]])
merged_process_mesh = merge_process_mesh([process_mesh1, process_mesh2])
self.assertEqual(merged_process_mesh, ProcessMesh([0, 1, 2, 3, 4, 5]))
process_mesh2 = ProcessMesh([[0, 1, 2]])
merged_process_mesh = merge_process_mesh([process_mesh1, process_mesh2])
self.assertEqual(merged_process_mesh, ProcessMesh([0, 1, 2, 3, 4, 5]))
process_mesh2 = ProcessMesh([[6, 7]])
merged_process_mesh = merge_process_mesh([process_mesh1, process_mesh2])
self.assertEqual(
merged_process_mesh, ProcessMesh([0, 1, 2, 3, 4, 5, 6, 7])
)
if __name__ == "__main__":
unittest.main()